21196080

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{3271}}^1$

素因数の和:3296

約数の個数: 100

約数和(自身を含む): 73639632

約数和(自身を除く): 52443552

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 3271, 6480, 6542, 9813, 13084, 16355, 19626, 26168, 29439, 32710, 39252, 49065, 52336, 58878, 65420, 78504, 88317, 98130, 117756, 130840, 147195, 157008, 176634, 196260, 235512, 261680, 264951, 294390, 353268, 392520, 441585, 471024, 529902, 588780, 706536, 785040, 883170, 1059804, 1177560, 1324755, 1413072, 1766340, 2119608, 2355120, 2649510, 3532680, 4239216, 5299020, 7065360, 10598040, 21196080]

約数ペア:

[(1, 21196080), (2, 10598040), (3, 7065360), (4, 5299020), (5, 4239216), (6, 3532680), (8, 2649510), (9, 2355120), (10, 2119608), (12, 1766340), (15, 1413072), (16, 1324755), (18, 1177560), (20, 1059804), (24, 883170), (27, 785040), (30, 706536), (36, 588780), (40, 529902), (45, 471024), (48, 441585), (54, 392520), (60, 353268), (72, 294390), (80, 264951), (81, 261680), (90, 235512), (108, 196260), (120, 176634), (135, 157008), (144, 147195), (162, 130840), (180, 117756), (216, 98130), (240, 88317), (270, 78504), (324, 65420), (360, 58878), (405, 52336), (432, 49065), (540, 39252), (648, 32710), (720, 29439), (810, 26168), (1080, 19626), (1296, 16355), (1620, 13084), (2160, 9813), (3240, 6542), (3271, 6480)]